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<a name="1" href="#1">1</a>   <strong class="jxr_keyword">package</strong> org.methodize.nntprss.feed;
<a name="2" href="#2">2</a>   
<a name="3" href="#3">3</a>   <em class="jxr_comment">/*<em class="jxr_comment"> -----------------------------------------------------------</em></em>
<a name="4" href="#4">4</a>   <em class="jxr_comment"> * nntp//rss - a bridge between the RSS world and NNTP clients</em>
<a name="5" href="#5">5</a>   <em class="jxr_comment"> * Copyright (c) 2002-2007 Jason Brome.  All Rights Reserved.</em>
<a name="6" href="#6">6</a>   <em class="jxr_comment"> *</em>
<a name="7" href="#7">7</a>   <em class="jxr_comment"> * email: nntprss@methodize.org</em>
<a name="8" href="#8">8</a>   <em class="jxr_comment"> * mail:  Jason Brome</em>
<a name="9" href="#9">9</a>   <em class="jxr_comment"> *        PO Box 222-WOB</em>
<a name="10" href="#10">10</a>  <em class="jxr_comment"> *        West Orange</em>
<a name="11" href="#11">11</a>  <em class="jxr_comment"> *        NJ 07052-0222</em>
<a name="12" href="#12">12</a>  <em class="jxr_comment"> * </em>
<a name="13" href="#13">13</a>  <em class="jxr_comment"> * This file is part of nntp//rss</em>
<a name="14" href="#14">14</a>  <em class="jxr_comment"> * </em>
<a name="15" href="#15">15</a>  <em class="jxr_comment"> * nntp//rss is free software; you can redistribute it </em>
<a name="16" href="#16">16</a>  <em class="jxr_comment"> * and/or modify it under the terms of the GNU General </em>
<a name="17" href="#17">17</a>  <em class="jxr_comment"> * Public License as published by the Free Software Foundation; </em>
<a name="18" href="#18">18</a>  <em class="jxr_comment"> * either version 2 of the License, or (at your option) any </em>
<a name="19" href="#19">19</a>  <em class="jxr_comment"> * later version.</em>
<a name="20" href="#20">20</a>  <em class="jxr_comment"> *</em>
<a name="21" href="#21">21</a>  <em class="jxr_comment"> * This program is distributed in the hope that it will be </em>
<a name="22" href="#22">22</a>  <em class="jxr_comment"> * useful, but WITHOUT ANY WARRANTY; without even the implied </em>
<a name="23" href="#23">23</a>  <em class="jxr_comment"> * warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR </em>
<a name="24" href="#24">24</a>  <em class="jxr_comment"> * PURPOSE.  See the GNU General Public License for more </em>
<a name="25" href="#25">25</a>  <em class="jxr_comment"> * details.</em>
<a name="26" href="#26">26</a>  <em class="jxr_comment"> *</em>
<a name="27" href="#27">27</a>  <em class="jxr_comment"> * You should have received a copy of the GNU General Public </em>
<a name="28" href="#28">28</a>  <em class="jxr_comment"> * License along with this program; if not, write to the </em>
<a name="29" href="#29">29</a>  <em class="jxr_comment"> * Free Software Foundation, Inc., 59 Temple Place, Suite 330, </em>
<a name="30" href="#30">30</a>  <em class="jxr_comment"> * Boston, MA  02111-1307  USA</em>
<a name="31" href="#31">31</a>  <em class="jxr_comment"> * ----------------------------------------------------- */</em>
<a name="32" href="#32">32</a>  
<a name="33" href="#33">33</a>  <strong class="jxr_keyword">import</strong> java.util.*;
<a name="34" href="#34">34</a>  
<a name="35" href="#35">35</a>  <strong class="jxr_keyword">import</strong> org.apache.commons.httpclient.*;
<a name="36" href="#36">36</a>  <strong class="jxr_keyword">import</strong> org.apache.log4j.Logger;
<a name="37" href="#37">37</a>  <strong class="jxr_keyword">import</strong> org.methodize.nntprss.feed.db.ChannelDAO;
<a name="38" href="#38">38</a>  <strong class="jxr_keyword">import</strong> org.methodize.nntprss.feed.db.ChannelManagerDAO;
<a name="39" href="#39">39</a>  <strong class="jxr_keyword">import</strong> org.methodize.nntprss.plugin.ItemProcessor;
<a name="40" href="#40">40</a>  <strong class="jxr_keyword">import</strong> org.methodize.nntprss.plugin.PluginException;
<a name="41" href="#41">41</a>  <strong class="jxr_keyword">import</strong> org.w3c.dom.Document;
<a name="42" href="#42">42</a>  <strong class="jxr_keyword">import</strong> org.w3c.dom.Element;
<a name="43" href="#43">43</a>  <strong class="jxr_keyword">import</strong> org.w3c.dom.NodeList;
<a name="44" href="#44">44</a>  
<a name="45" href="#45">45</a>  <em class="jxr_javadoccomment">/**</em>
<a name="46" href="#46">46</a>  <em class="jxr_javadoccomment"> * @author Jason Brome &lt;jason@methodize.org&gt;</em>
<a name="47" href="#47">47</a>  <em class="jxr_javadoccomment"> * @version $Id: ChannelManager.java,v 1.12 2007/12/17 04:09:28 jasonbrome Exp $</em>
<a name="48" href="#48">48</a>  <em class="jxr_javadoccomment"> */</em>
<a name="49" href="#49">49</a>  <strong class="jxr_keyword">public</strong> <strong class="jxr_keyword">class</strong> <a href="../../../../org/methodize/nntprss/feed/ChannelManager.html">ChannelManager</a> {
<a name="50" href="#50">50</a>  
<a name="51" href="#51">51</a>  	<strong class="jxr_keyword">private</strong> <strong class="jxr_keyword">static</strong> <strong class="jxr_keyword">final</strong> Logger log = Logger.getLogger(ChannelManager.<strong class="jxr_keyword">class</strong>);
<a name="52" href="#52">52</a>  
<a name="53" href="#53">53</a>      <strong class="jxr_keyword">private</strong> <strong class="jxr_keyword">long</strong> pollingIntervalSeconds = 60 * 60;
<a name="54" href="#54">54</a>  
<a name="55" href="#55">55</a>      <strong class="jxr_keyword">private</strong> String proxyServer = <strong class="jxr_keyword">null</strong>;
<a name="56" href="#56">56</a>      <strong class="jxr_keyword">private</strong> <strong class="jxr_keyword">int</strong> proxyPort = 0;
<a name="57" href="#57">57</a>      <strong class="jxr_keyword">private</strong> String proxyUserID = <strong class="jxr_keyword">null</strong>;
<a name="58" href="#58">58</a>      <strong class="jxr_keyword">private</strong> String proxyPassword = <strong class="jxr_keyword">null</strong>;
<a name="59" href="#59">59</a>      <strong class="jxr_keyword">private</strong> <strong class="jxr_keyword">boolean</strong> useProxy = false;
<a name="60" href="#60">60</a>      <strong class="jxr_keyword">private</strong> <strong class="jxr_keyword">boolean</strong> observeHttp301 = false;
<a name="61" href="#61">61</a>  	<strong class="jxr_keyword">private</strong> <strong class="jxr_keyword">int</strong> pollerThreads = 4;
<a name="62" href="#62">62</a>  
<a name="63" href="#63">63</a>      <strong class="jxr_keyword">private</strong> Map channels;
<a name="64" href="#64">64</a>      <strong class="jxr_keyword">private</strong> Map categories;
<a name="65" href="#65">65</a>      <strong class="jxr_keyword">private</strong> <strong class="jxr_keyword">static</strong> <a href="../../../../org/methodize/nntprss/feed/ChannelManager.html">ChannelManager</a> channelManager = <strong class="jxr_keyword">new</strong> <a href="../../../../org/methodize/nntprss/feed/ChannelManager.html">ChannelManager</a>();
<a name="66" href="#66">66</a>      <strong class="jxr_keyword">private</strong> <strong class="jxr_keyword">final</strong> <a href="../../../../org/methodize/nntprss/feed/db/ChannelDAO.html">ChannelDAO</a> channelDAO;
<a name="67" href="#67">67</a>      <strong class="jxr_keyword">private</strong> <a href="../../../../org/methodize/nntprss/feed/ChannelPoller.html">ChannelPoller</a> channelPoller;
<a name="68" href="#68">68</a>  
<a name="69" href="#69">69</a>      <strong class="jxr_keyword">private</strong> HostConfiguration hostConfig;
<a name="70" href="#70">70</a>      <strong class="jxr_keyword">private</strong> <strong class="jxr_keyword">final</strong> MultiThreadedHttpConnectionManager httpConMgr;
<a name="71" href="#71">71</a>  
<a name="72" href="#72">72</a>  	<strong class="jxr_keyword">private</strong> <a href="../../../../org/methodize/nntprss/plugin/ItemProcessor.html">ItemProcessor</a>[] itemProcessors = <strong class="jxr_keyword">null</strong>;
<a name="73" href="#73">73</a>  
<a name="74" href="#74">74</a>      <strong class="jxr_keyword">private</strong> <a href="../../../../org/methodize/nntprss/feed/ChannelManager.html">ChannelManager</a>() {
<a name="75" href="#75">75</a>          <em class="jxr_comment">// Private constructor - singleton class</em>
<a name="76" href="#76">76</a>          channelDAO = ChannelManagerDAO.getChannelManagerDAO().getChannelDAO();
<a name="77" href="#77">77</a>          hostConfig = <strong class="jxr_keyword">new</strong> HostConfiguration();
<a name="78" href="#78">78</a>          httpConMgr = <strong class="jxr_keyword">new</strong> MultiThreadedHttpConnectionManager();
<a name="79" href="#79">79</a>      }
<a name="80" href="#80">80</a>  
<a name="81" href="#81">81</a>      <strong class="jxr_keyword">public</strong> <strong class="jxr_keyword">static</strong> <a href="../../../../org/methodize/nntprss/feed/ChannelManager.html">ChannelManager</a> getChannelManager() {
<a name="82" href="#82">82</a>          <strong class="jxr_keyword">return</strong> channelManager;
<a name="83" href="#83">83</a>      }
<a name="84" href="#84">84</a>  
<a name="85" href="#85">85</a>      <em class="jxr_javadoccomment">/**</em>
<a name="86" href="#86">86</a>  <em class="jxr_javadoccomment">     * RSS Manager configuration</em>
<a name="87" href="#87">87</a>  <em class="jxr_javadoccomment">     * </em>
<a name="88" href="#88">88</a>  <em class="jxr_javadoccomment">     * - Monitored RSS feeds</em>
<a name="89" href="#89">89</a>  <em class="jxr_javadoccomment">     *   feed url, and matching newsgroup name</em>
<a name="90" href="#90">90</a>  <em class="jxr_javadoccomment">     * </em>
<a name="91" href="#91">91</a>  <em class="jxr_javadoccomment">     * Once feeds are loaded, load existing persistent </em>
<a name="92" href="#92">92</a>  <em class="jxr_javadoccomment">     * store information about feeds</em>
<a name="93" href="#93">93</a>  <em class="jxr_javadoccomment">     * </em>
<a name="94" href="#94">94</a>  <em class="jxr_javadoccomment">     */</em>
<a name="95" href="#95">95</a>  
<a name="96" href="#96">96</a>      <strong class="jxr_keyword">public</strong> <strong class="jxr_keyword">void</strong> configure(Document config) {
<a name="97" href="#97">97</a>  
<a name="98" href="#98">98</a>          channelDAO.loadConfiguration(<strong class="jxr_keyword">this</strong>);
<a name="99" href="#99">99</a>  
<a name="100" href="#100">100</a>         updateProxyConfig();
<a name="101" href="#101">101</a> 
<a name="102" href="#102">102</a> 		<em class="jxr_comment">// Get poller Configuration</em>
<a name="103" href="#103">103</a> 		Element rootElm = config.getDocumentElement();
<a name="104" href="#104">104</a> 		NodeList cfgElms = rootElm.getElementsByTagName(<span class="jxr_string">"poller"</span>);
<a name="105" href="#105">105</a> 		<strong class="jxr_keyword">if</strong>(cfgElms != <strong class="jxr_keyword">null</strong> &amp;&amp; cfgElms.getLength() &gt; 0)
<a name="106" href="#106">106</a> 		{
<a name="107" href="#107">107</a> 			Element pollerElm = (Element)cfgElms.item(0);
<a name="108" href="#108">108</a> 			String threadsStr = pollerElm.getAttribute(<span class="jxr_string">"threads"</span>);
<a name="109" href="#109">109</a> 			<strong class="jxr_keyword">if</strong>(threadsStr != <strong class="jxr_keyword">null</strong>) {
<a name="110" href="#110">110</a> 				pollerThreads = Integer.parseInt(threadsStr);
<a name="111" href="#111">111</a> 			}
<a name="112" href="#112">112</a> 		}
<a name="113" href="#113">113</a> 
<a name="114" href="#114">114</a> 		NodeList processorsElms = rootElm.getElementsByTagName(<span class="jxr_string">"itemProcessors"</span>);
<a name="115" href="#115">115</a> 		<strong class="jxr_keyword">if</strong>(processorsElms != <strong class="jxr_keyword">null</strong> &amp;&amp; processorsElms.getLength() &gt; 0) {
<a name="116" href="#116">116</a> 			NodeList processorElms = ((Element)processorsElms.item(0)).getElementsByTagName(<span class="jxr_string">"processor"</span>);
<a name="117" href="#117">117</a> 			<strong class="jxr_keyword">if</strong>(processorElms != <strong class="jxr_keyword">null</strong> &amp;&amp; processorElms.getLength() &gt; 0) {
<a name="118" href="#118">118</a> 				List processors = <strong class="jxr_keyword">new</strong> ArrayList();
<a name="119" href="#119">119</a> 				<strong class="jxr_keyword">for</strong>(<strong class="jxr_keyword">int</strong> i = 0; i &lt; processorElms.getLength(); i++) {
<a name="120" href="#120">120</a> 					Element processorElm = (Element)processorElms.item(i);
<a name="121" href="#121">121</a> 
<a name="122" href="#122">122</a> 					String itemProcessorClassName = processorElm.getAttribute(<span class="jxr_string">"class"</span>);
<a name="123" href="#123">123</a> 					<strong class="jxr_keyword">if</strong>(itemProcessorClassName != <strong class="jxr_keyword">null</strong>){
<a name="124" href="#124">124</a> 						<strong class="jxr_keyword">try</strong> {
<a name="125" href="#125">125</a> 							Object itemProcessorObject = Class.forName(itemProcessorClassName).newInstance();
<a name="126" href="#126">126</a> 							<strong class="jxr_keyword">if</strong>(!(itemProcessorObject instanceof <a href="../../../../org/methodize/nntprss/plugin/ItemProcessor.html">ItemProcessor</a>))
<a name="127" href="#127">127</a> 							{
<a name="128" href="#128">128</a> 								log.warn(itemProcessorClassName + <span class="jxr_string">" not instance of org.methodize.nntprss.plugin.ItemProcessor, skipping"</span>);
<a name="129" href="#129">129</a> 							}
<a name="130" href="#130">130</a> 							<strong class="jxr_keyword">else</strong>
<a name="131" href="#131">131</a> 							{
<a name="132" href="#132">132</a> 								<strong class="jxr_keyword">try</strong> {
<a name="133" href="#133">133</a> 									ItemProcessor itemProcessor = (ItemProcessor)itemProcessorObject;
<a name="134" href="#134">134</a> 									itemProcessor.initialize(processorElm);
<a name="135" href="#135">135</a> 									processors.add(itemProcessor);
<a name="136" href="#136">136</a> 								} <strong class="jxr_keyword">catch</strong>(PluginException pe) {
<a name="137" href="#137">137</a> 									log.warn(<span class="jxr_string">"Error initializing ItemProcessor plug-in: "</span> + pe.getMessage() + <span class="jxr_string">", skipping."</span>, pe);
<a name="138" href="#138">138</a> 								}
<a name="139" href="#139">139</a> 							}
<a name="140" href="#140">140</a> 						} <strong class="jxr_keyword">catch</strong>(ClassNotFoundException cnfe) {
<a name="141" href="#141">141</a> 							log.warn(<span class="jxr_string">"Cannot find ItemProcessor class "</span> + itemProcessorClassName, cnfe);
<a name="142" href="#142">142</a> 						} <strong class="jxr_keyword">catch</strong>(IllegalAccessException iae) {
<a name="143" href="#143">143</a> 							log.warn(<span class="jxr_string">"Error instantiating ItemProcessor class: "</span> + iae.getMessage(), iae);
<a name="144" href="#144">144</a> 						} <strong class="jxr_keyword">catch</strong>(InstantiationException ie) {
<a name="145" href="#145">145</a> 							log.warn(<span class="jxr_string">"Error instantiating ItemProcessor class: "</span> + ie.getMessage(), ie);
<a name="146" href="#146">146</a> 						}
<a name="147" href="#147">147</a> 					}
<a name="148" href="#148">148</a> 					
<a name="149" href="#149">149</a> 				}
<a name="150" href="#150">150</a> 				<strong class="jxr_keyword">if</strong>(processors.size() &gt; 0)
<a name="151" href="#151">151</a> 				{
<a name="152" href="#152">152</a> 					itemProcessors = (ItemProcessor[])processors.toArray(<strong class="jxr_keyword">new</strong> ItemProcessor[0]);
<a name="153" href="#153">153</a> 				}
<a name="154" href="#154">154</a> 			}
<a name="155" href="#155">155</a> 		}
<a name="156" href="#156">156</a> 
<a name="157" href="#157">157</a> 		<em class="jxr_comment">// Load feeds...</em>
<a name="158" href="#158">158</a> 		categories = channelDAO.loadCategories();
<a name="159" href="#159">159</a> 		channels = channelDAO.loadChannels(<strong class="jxr_keyword">this</strong>);
<a name="160" href="#160">160</a>     }
<a name="161" href="#161">161</a> 
<a name="162" href="#162">162</a>     <strong class="jxr_keyword">public</strong> <strong class="jxr_keyword">void</strong> addChannel(<a href="../../../../org/methodize/nntprss/feed/Channel.html">Channel</a> channel) {
<a name="163" href="#163">163</a>         channel.setCreated(<strong class="jxr_keyword">new</strong> Date());
<a name="164" href="#164">164</a>         channelDAO.addChannel(channel);
<a name="165" href="#165">165</a>         channels.put(channel.getName(), channel);
<a name="166" href="#166">166</a>     }
<a name="167" href="#167">167</a> 
<a name="168" href="#168">168</a>     <strong class="jxr_keyword">public</strong> <strong class="jxr_keyword">void</strong> addCategory(<a href="../../../../org/methodize/nntprss/feed/Category.html">Category</a> category) {
<a name="169" href="#169">169</a>         category.setCreated(<strong class="jxr_keyword">new</strong> Date());
<a name="170" href="#170">170</a>         channelDAO.addCategory(category);
<a name="171" href="#171">171</a>         categories.put(category.getName(), category);
<a name="172" href="#172">172</a>     }
<a name="173" href="#173">173</a> 
<a name="174" href="#174">174</a>     <strong class="jxr_keyword">public</strong> <strong class="jxr_keyword">void</strong> deleteChannel(<a href="../../../../org/methodize/nntprss/feed/Channel.html">Channel</a> channel) {
<a name="175" href="#175">175</a>         channels.remove(channel.getName());
<a name="176" href="#176">176</a> 
<a name="177" href="#177">177</a>         <strong class="jxr_keyword">if</strong> (channel.getCategory() != <strong class="jxr_keyword">null</strong>) {
<a name="178" href="#178">178</a>             <a href="../../../../org/methodize/nntprss/feed/Category.html">Category</a> category = channel.getCategory();
<a name="179" href="#179">179</a>             category.removeChannel(channel);
<a name="180" href="#180">180</a>         }
<a name="181" href="#181">181</a>         channelDAO.deleteChannel(channel);
<a name="182" href="#182">182</a>     }
<a name="183" href="#183">183</a> 
<a name="184" href="#184">184</a>     <strong class="jxr_keyword">public</strong> <strong class="jxr_keyword">void</strong> deleteCategory(<a href="../../../../org/methodize/nntprss/feed/Category.html">Category</a> category) {
<a name="185" href="#185">185</a>         categories.remove(category.getName());
<a name="186" href="#186">186</a>         channelDAO.deleteCategory(category);
<a name="187" href="#187">187</a>     }
<a name="188" href="#188">188</a> 
<a name="189" href="#189">189</a>     <strong class="jxr_keyword">public</strong> <strong class="jxr_keyword">void</strong> start() {
<a name="190" href="#190">190</a>         startPoller();
<a name="191" href="#191">191</a>     }
<a name="192" href="#192">192</a> 
<a name="193" href="#193">193</a>     <strong class="jxr_keyword">public</strong> <strong class="jxr_keyword">void</strong> shutdown() {
<a name="194" href="#194">194</a>         stopPoller();
<a name="195" href="#195">195</a>     }
<a name="196" href="#196">196</a> 
<a name="197" href="#197">197</a>     <strong class="jxr_keyword">public</strong> Iterator channels() {
<a name="198" href="#198">198</a>         <strong class="jxr_keyword">return</strong> channels.values().iterator();
<a name="199" href="#199">199</a>     }
<a name="200" href="#200">200</a> 
<a name="201" href="#201">201</a>     <strong class="jxr_keyword">public</strong> Iterator categories() {
<a name="202" href="#202">202</a>         <strong class="jxr_keyword">return</strong> categories.values().iterator();
<a name="203" href="#203">203</a>     }
<a name="204" href="#204">204</a> 
<a name="205" href="#205">205</a>     <strong class="jxr_keyword">public</strong> Iterator groups() {
<a name="206" href="#206">206</a>         Set groups = <strong class="jxr_keyword">new</strong> HashSet();
<a name="207" href="#207">207</a>         groups.addAll(channels.values());
<a name="208" href="#208">208</a>         groups.addAll(categories.values());
<a name="209" href="#209">209</a>         <strong class="jxr_keyword">return</strong> groups.iterator();
<a name="210" href="#210">210</a>     }
<a name="211" href="#211">211</a> 
<a name="212" href="#212">212</a>     <strong class="jxr_keyword">public</strong> <a href="../../../../org/methodize/nntprss/feed/Channel.html">Channel</a> channelByName(String name) {
<a name="213" href="#213">213</a>         <strong class="jxr_keyword">return</strong> (Channel) channels.get(name);
<a name="214" href="#214">214</a>     }
<a name="215" href="#215">215</a> 
<a name="216" href="#216">216</a>     <strong class="jxr_keyword">public</strong> <a href="../../../../org/methodize/nntprss/feed/Category.html">Category</a> categoryByName(String name) {
<a name="217" href="#217">217</a>         <strong class="jxr_keyword">return</strong> (Category) categories.get(name);
<a name="218" href="#218">218</a>     }
<a name="219" href="#219">219</a> 
<a name="220" href="#220">220</a>     <strong class="jxr_keyword">public</strong> <a href="../../../../org/methodize/nntprss/feed/ItemContainer.html">ItemContainer</a> groupByName(String name) {
<a name="221" href="#221">221</a>         <a href="../../../../org/methodize/nntprss/feed/ItemContainer.html">ItemContainer</a> group = (ItemContainer) channels.get(name);
<a name="222" href="#222">222</a>         <strong class="jxr_keyword">if</strong> (group == <strong class="jxr_keyword">null</strong>) {
<a name="223" href="#223">223</a>             group = (ItemContainer) categories.get(name);
<a name="224" href="#224">224</a>         }
<a name="225" href="#225">225</a>         <strong class="jxr_keyword">return</strong> group;
<a name="226" href="#226">226</a>     }
<a name="227" href="#227">227</a> 
<a name="228" href="#228">228</a>     <strong class="jxr_keyword">public</strong> <a href="../../../../org/methodize/nntprss/feed/Category.html">Category</a> categoryById(<strong class="jxr_keyword">int</strong> id) {
<a name="229" href="#229">229</a>         <a href="../../../../org/methodize/nntprss/feed/Category.html">Category</a> category = <strong class="jxr_keyword">null</strong>;
<a name="230" href="#230">230</a>         <strong class="jxr_keyword">if</strong>(categories != <strong class="jxr_keyword">null</strong>) 
<a name="231" href="#231">231</a>         {
<a name="232" href="#232">232</a> 	        Iterator categoryIter = categories.values().iterator();
<a name="233" href="#233">233</a> 	        <strong class="jxr_keyword">while</strong> (categoryIter.hasNext()) {
<a name="234" href="#234">234</a> 	            Category nextCategory = (Category) categoryIter.next();
<a name="235" href="#235">235</a> 	            <strong class="jxr_keyword">if</strong> (nextCategory.getId() == id) {
<a name="236" href="#236">236</a> 	                category = nextCategory;
<a name="237" href="#237">237</a> 	                <strong class="jxr_keyword">break</strong>;
<a name="238" href="#238">238</a> 	            }
<a name="239" href="#239">239</a> 	        }
<a name="240" href="#240">240</a> 		}
<a name="241" href="#241">241</a>         <strong class="jxr_keyword">return</strong> category;
<a name="242" href="#242">242</a>     }
<a name="243" href="#243">243</a> 
<a name="244" href="#244">244</a>     <strong class="jxr_keyword">private</strong> <strong class="jxr_keyword">void</strong> startPoller() {
<a name="245" href="#245">245</a>         channelPoller = <strong class="jxr_keyword">new</strong> <a href="../../../../org/methodize/nntprss/feed/ChannelPoller.html">ChannelPoller</a>(channels, pollerThreads);
<a name="246" href="#246">246</a>         channelPoller.start();
<a name="247" href="#247">247</a>     }
<a name="248" href="#248">248</a> 
<a name="249" href="#249">249</a>     <strong class="jxr_keyword">private</strong> <strong class="jxr_keyword">void</strong> stopPoller() {
<a name="250" href="#250">250</a>     	<strong class="jxr_keyword">if</strong>(channelPoller != <strong class="jxr_keyword">null</strong>) {
<a name="251" href="#251">251</a>     		channelPoller.shutdown();
<a name="252" href="#252">252</a>     	}
<a name="253" href="#253">253</a>     }
<a name="254" href="#254">254</a> 
<a name="255" href="#255">255</a>     <strong class="jxr_keyword">public</strong> <strong class="jxr_keyword">synchronized</strong> <strong class="jxr_keyword">void</strong> repollAllChannels() {
<a name="256" href="#256">256</a>         <strong class="jxr_keyword">try</strong> {
<a name="257" href="#257">257</a>             Iterator channelIter = channels.values().iterator();
<a name="258" href="#258">258</a> 
<a name="259" href="#259">259</a>             <strong class="jxr_keyword">while</strong> (channelIter.hasNext()) {
<a name="260" href="#260">260</a>                 <a href="../../../../org/methodize/nntprss/feed/Channel.html">Channel</a> channel = (Channel) channelIter.next();
<a name="261" href="#261">261</a>                 channel.setLastPolled(<strong class="jxr_keyword">null</strong>);
<a name="262" href="#262">262</a>                 channel.setStatus(Channel.STATUS_OK);
<a name="263" href="#263">263</a>             }
<a name="264" href="#264">264</a> 
<a name="265" href="#265">265</a>         } <strong class="jxr_keyword">catch</strong> (ConcurrentModificationException cme) {
<a name="266" href="#266">266</a>             <em class="jxr_comment">// Just in case something else is modifying the channel structure...</em>
<a name="267" href="#267">267</a>         }
<a name="268" href="#268">268</a>     }
<a name="269" href="#269">269</a> 
<a name="270" href="#270">270</a>     <strong class="jxr_keyword">public</strong> <strong class="jxr_keyword">void</strong> configureHttpClient(HttpClient client) {
<a name="271" href="#271">271</a>         client.setHostConfiguration(hostConfig);
<a name="272" href="#272">272</a> 
<a name="273" href="#273">273</a>         <strong class="jxr_keyword">if</strong> ((proxyUserID != <strong class="jxr_keyword">null</strong> &amp;&amp; proxyUserID.length() &gt; 0)
<a name="274" href="#274">274</a>             || (proxyPassword != <strong class="jxr_keyword">null</strong> &amp;&amp; proxyPassword.length() &gt; 0)) {
<a name="275" href="#275">275</a>             client.getState().setProxyCredentials(
<a name="276" href="#276">276</a>                 <strong class="jxr_keyword">null</strong>,
<a name="277" href="#277">277</a>                 <strong class="jxr_keyword">null</strong>,
<a name="278" href="#278">278</a>                 <strong class="jxr_keyword">new</strong> UsernamePasswordCredentials(
<a name="279" href="#279">279</a>                     proxyUserID,
<a name="280" href="#280">280</a>                     (proxyPassword == <strong class="jxr_keyword">null</strong>) ? <span class="jxr_string">""</span> : proxyPassword));
<a name="281" href="#281">281</a>         } <strong class="jxr_keyword">else</strong> {
<a name="282" href="#282">282</a>             client.getState().setProxyCredentials(<strong class="jxr_keyword">null</strong>, <strong class="jxr_keyword">null</strong>, <strong class="jxr_keyword">null</strong>);
<a name="283" href="#283">283</a>         }
<a name="284" href="#284">284</a>     }
<a name="285" href="#285">285</a> 
<a name="286" href="#286">286</a>     <strong class="jxr_keyword">private</strong> <strong class="jxr_keyword">void</strong> updateProxyConfig() {
<a name="287" href="#287">287</a>         <em class="jxr_comment">// Set proxy configuration, if necessary.</em>
<a name="288" href="#288">288</a>         <strong class="jxr_keyword">if</strong> (useProxy &amp;&amp; (proxyServer != <strong class="jxr_keyword">null</strong>) &amp;&amp; (proxyServer.length() &gt; 0)) {
<a name="289" href="#289">289</a>             <em class="jxr_comment">// Set HttpClient proxy configuration</em>
<a name="290" href="#290">290</a>             hostConfig.setProxy(proxyServer, proxyPort);
<a name="291" href="#291">291</a>         } <strong class="jxr_keyword">else</strong> {
<a name="292" href="#292">292</a>             hostConfig = <strong class="jxr_keyword">new</strong> HostConfiguration();
<a name="293" href="#293">293</a>         }
<a name="294" href="#294">294</a>     }
<a name="295" href="#295">295</a> 
<a name="296" href="#296">296</a>     <strong class="jxr_keyword">public</strong> <strong class="jxr_keyword">void</strong> saveConfiguration() {
<a name="297" href="#297">297</a>         channelDAO.saveConfiguration(<strong class="jxr_keyword">this</strong>);
<a name="298" href="#298">298</a> 
<a name="299" href="#299">299</a>         <em class="jxr_comment">// Update proxy configuration, if necessary.</em>
<a name="300" href="#300">300</a>         updateProxyConfig();
<a name="301" href="#301">301</a> 
<a name="302" href="#302">302</a>     }
<a name="303" href="#303">303</a> 
<a name="304" href="#304">304</a>     <em class="jxr_javadoccomment">/**</em>
<a name="305" href="#305">305</a> <em class="jxr_javadoccomment">     * Returns the channelDAO.</em>
<a name="306" href="#306">306</a> <em class="jxr_javadoccomment">     * @return ChannelManagerDAO</em>
<a name="307" href="#307">307</a> <em class="jxr_javadoccomment">     */</em>
<a name="308" href="#308">308</a>     <strong class="jxr_keyword">public</strong> <a href="../../../../org/methodize/nntprss/feed/db/ChannelDAO.html">ChannelDAO</a> getChannelDAO() {
<a name="309" href="#309">309</a>         <strong class="jxr_keyword">return</strong> channelDAO;
<a name="310" href="#310">310</a>     }
<a name="311" href="#311">311</a> 
<a name="312" href="#312">312</a>     <em class="jxr_javadoccomment">/**</em>
<a name="313" href="#313">313</a> <em class="jxr_javadoccomment">     * Returns the pollingIntervalSeconds.</em>
<a name="314" href="#314">314</a> <em class="jxr_javadoccomment">     * @return long</em>
<a name="315" href="#315">315</a> <em class="jxr_javadoccomment">     */</em>
<a name="316" href="#316">316</a>     <strong class="jxr_keyword">public</strong> <strong class="jxr_keyword">long</strong> getPollingIntervalSeconds() {
<a name="317" href="#317">317</a>         <strong class="jxr_keyword">return</strong> pollingIntervalSeconds;
<a name="318" href="#318">318</a>     }
<a name="319" href="#319">319</a> 
<a name="320" href="#320">320</a>     <em class="jxr_javadoccomment">/**</em>
<a name="321" href="#321">321</a> <em class="jxr_javadoccomment">     * Sets the pollingIntervalSeconds.</em>
<a name="322" href="#322">322</a> <em class="jxr_javadoccomment">     * @param pollingIntervalSeconds The pollingIntervalSeconds to set</em>
<a name="323" href="#323">323</a> <em class="jxr_javadoccomment">     */</em>
<a name="324" href="#324">324</a>     <strong class="jxr_keyword">public</strong> <strong class="jxr_keyword">void</strong> setPollingIntervalSeconds(<strong class="jxr_keyword">long</strong> pollingIntervalSeconds) {
<a name="325" href="#325">325</a>         <strong class="jxr_keyword">this</strong>.pollingIntervalSeconds = pollingIntervalSeconds;
<a name="326" href="#326">326</a>     }
<a name="327" href="#327">327</a> 
<a name="328" href="#328">328</a>     <em class="jxr_javadoccomment">/**</em>
<a name="329" href="#329">329</a> <em class="jxr_javadoccomment">     * Returns the proxyPort.</em>
<a name="330" href="#330">330</a> <em class="jxr_javadoccomment">     * @return int</em>
<a name="331" href="#331">331</a> <em class="jxr_javadoccomment">     */</em>
<a name="332" href="#332">332</a>     <strong class="jxr_keyword">public</strong> <strong class="jxr_keyword">int</strong> getProxyPort() {
<a name="333" href="#333">333</a>         <strong class="jxr_keyword">return</strong> proxyPort;
<a name="334" href="#334">334</a>     }
<a name="335" href="#335">335</a> 
<a name="336" href="#336">336</a>     <em class="jxr_javadoccomment">/**</em>
<a name="337" href="#337">337</a> <em class="jxr_javadoccomment">     * Returns the proxyServer.</em>
<a name="338" href="#338">338</a> <em class="jxr_javadoccomment">     * @return String</em>
<a name="339" href="#339">339</a> <em class="jxr_javadoccomment">     */</em>
<a name="340" href="#340">340</a>     <strong class="jxr_keyword">public</strong> String getProxyServer() {
<a name="341" href="#341">341</a>         <strong class="jxr_keyword">return</strong> proxyServer;
<a name="342" href="#342">342</a>     }
<a name="343" href="#343">343</a> 
<a name="344" href="#344">344</a>     <em class="jxr_javadoccomment">/**</em>
<a name="345" href="#345">345</a> <em class="jxr_javadoccomment">     * Sets the proxyPort.</em>
<a name="346" href="#346">346</a> <em class="jxr_javadoccomment">     * @param proxyPort The proxyPort to set</em>
<a name="347" href="#347">347</a> <em class="jxr_javadoccomment">     */</em>
<a name="348" href="#348">348</a>     <strong class="jxr_keyword">public</strong> <strong class="jxr_keyword">void</strong> setProxyPort(<strong class="jxr_keyword">int</strong> proxyPort) {
<a name="349" href="#349">349</a>         <strong class="jxr_keyword">this</strong>.proxyPort = proxyPort;
<a name="350" href="#350">350</a>     }
<a name="351" href="#351">351</a> 
<a name="352" href="#352">352</a>     <em class="jxr_javadoccomment">/**</em>
<a name="353" href="#353">353</a> <em class="jxr_javadoccomment">     * Sets the proxyServer.</em>
<a name="354" href="#354">354</a> <em class="jxr_javadoccomment">     * @param proxyServer The proxyServer to set</em>
<a name="355" href="#355">355</a> <em class="jxr_javadoccomment">     */</em>
<a name="356" href="#356">356</a>     <strong class="jxr_keyword">public</strong> <strong class="jxr_keyword">void</strong> setProxyServer(String proxyServer) {
<a name="357" href="#357">357</a>         <strong class="jxr_keyword">this</strong>.proxyServer = proxyServer;
<a name="358" href="#358">358</a>     }
<a name="359" href="#359">359</a> 
<a name="360" href="#360">360</a>     <em class="jxr_javadoccomment">/**</em>
<a name="361" href="#361">361</a> <em class="jxr_javadoccomment">     * Returns the proxyPassword.</em>
<a name="362" href="#362">362</a> <em class="jxr_javadoccomment">     * @return String</em>
<a name="363" href="#363">363</a> <em class="jxr_javadoccomment">     */</em>
<a name="364" href="#364">364</a>     <strong class="jxr_keyword">public</strong> String getProxyPassword() {
<a name="365" href="#365">365</a>         <strong class="jxr_keyword">return</strong> proxyPassword;
<a name="366" href="#366">366</a>     }
<a name="367" href="#367">367</a> 
<a name="368" href="#368">368</a>     <em class="jxr_javadoccomment">/**</em>
<a name="369" href="#369">369</a> <em class="jxr_javadoccomment">     * Returns the proxyUserID.</em>
<a name="370" href="#370">370</a> <em class="jxr_javadoccomment">     * @return String</em>
<a name="371" href="#371">371</a> <em class="jxr_javadoccomment">     */</em>
<a name="372" href="#372">372</a>     <strong class="jxr_keyword">public</strong> String getProxyUserID() {
<a name="373" href="#373">373</a>         <strong class="jxr_keyword">return</strong> proxyUserID;
<a name="374" href="#374">374</a>     }
<a name="375" href="#375">375</a> 
<a name="376" href="#376">376</a>     <em class="jxr_javadoccomment">/**</em>
<a name="377" href="#377">377</a> <em class="jxr_javadoccomment">     * Sets the proxyPassword.</em>
<a name="378" href="#378">378</a> <em class="jxr_javadoccomment">     * @param proxyPassword The proxyPassword to set</em>
<a name="379" href="#379">379</a> <em class="jxr_javadoccomment">     */</em>
<a name="380" href="#380">380</a>     <strong class="jxr_keyword">public</strong> <strong class="jxr_keyword">void</strong> setProxyPassword(String proxyPassword) {
<a name="381" href="#381">381</a>         <strong class="jxr_keyword">this</strong>.proxyPassword = proxyPassword;
<a name="382" href="#382">382</a>     }
<a name="383" href="#383">383</a> 
<a name="384" href="#384">384</a>     <em class="jxr_javadoccomment">/**</em>
<a name="385" href="#385">385</a> <em class="jxr_javadoccomment">     * Sets the proxyUserID.</em>
<a name="386" href="#386">386</a> <em class="jxr_javadoccomment">     * @param proxyUserID The proxyUserID to set</em>
<a name="387" href="#387">387</a> <em class="jxr_javadoccomment">     */</em>
<a name="388" href="#388">388</a>     <strong class="jxr_keyword">public</strong> <strong class="jxr_keyword">void</strong> setProxyUserID(String proxyUserID) {
<a name="389" href="#389">389</a>         <strong class="jxr_keyword">this</strong>.proxyUserID = proxyUserID;
<a name="390" href="#390">390</a>     }
<a name="391" href="#391">391</a> 
<a name="392" href="#392">392</a>     <em class="jxr_javadoccomment">/**</em>
<a name="393" href="#393">393</a> <em class="jxr_javadoccomment">     * @return</em>
<a name="394" href="#394">394</a> <em class="jxr_javadoccomment">     */</em>
<a name="395" href="#395">395</a>     <strong class="jxr_keyword">public</strong> MultiThreadedHttpConnectionManager getHttpConMgr() {
<a name="396" href="#396">396</a>         <strong class="jxr_keyword">return</strong> httpConMgr;
<a name="397" href="#397">397</a>     }
<a name="398" href="#398">398</a> 
<a name="399" href="#399">399</a>     <em class="jxr_javadoccomment">/**</em>
<a name="400" href="#400">400</a> <em class="jxr_javadoccomment">     * @return</em>
<a name="401" href="#401">401</a> <em class="jxr_javadoccomment">     */</em>
<a name="402" href="#402">402</a>     <strong class="jxr_keyword">public</strong> <strong class="jxr_keyword">boolean</strong> isUseProxy() {
<a name="403" href="#403">403</a>         <strong class="jxr_keyword">return</strong> useProxy;
<a name="404" href="#404">404</a>     }
<a name="405" href="#405">405</a> 
<a name="406" href="#406">406</a>     <em class="jxr_javadoccomment">/**</em>
<a name="407" href="#407">407</a> <em class="jxr_javadoccomment">     * @param b</em>
<a name="408" href="#408">408</a> <em class="jxr_javadoccomment">     */</em>
<a name="409" href="#409">409</a>     <strong class="jxr_keyword">public</strong> <strong class="jxr_keyword">void</strong> setUseProxy(<strong class="jxr_keyword">boolean</strong> b) {
<a name="410" href="#410">410</a>         useProxy = b;
<a name="411" href="#411">411</a>     }
<a name="412" href="#412">412</a> 
<a name="413" href="#413">413</a>     <em class="jxr_javadoccomment">/**</em>
<a name="414" href="#414">414</a> <em class="jxr_javadoccomment">     * @return</em>
<a name="415" href="#415">415</a> <em class="jxr_javadoccomment">     */</em>
<a name="416" href="#416">416</a>     <strong class="jxr_keyword">public</strong> <strong class="jxr_keyword">boolean</strong> isObserveHttp301() {
<a name="417" href="#417">417</a>         <strong class="jxr_keyword">return</strong> observeHttp301;
<a name="418" href="#418">418</a>     }
<a name="419" href="#419">419</a> 
<a name="420" href="#420">420</a>     <em class="jxr_javadoccomment">/**</em>
<a name="421" href="#421">421</a> <em class="jxr_javadoccomment">     * @param b</em>
<a name="422" href="#422">422</a> <em class="jxr_javadoccomment">     */</em>
<a name="423" href="#423">423</a>     <strong class="jxr_keyword">public</strong> <strong class="jxr_keyword">void</strong> setObserveHttp301(<strong class="jxr_keyword">boolean</strong> b) {
<a name="424" href="#424">424</a>         observeHttp301 = b;
<a name="425" href="#425">425</a>     }
<a name="426" href="#426">426</a> 
<a name="427" href="#427">427</a>     <em class="jxr_javadoccomment">/**</em>
<a name="428" href="#428">428</a> <em class="jxr_javadoccomment">     * @return</em>
<a name="429" href="#429">429</a> <em class="jxr_javadoccomment">     */</em>
<a name="430" href="#430">430</a>     <strong class="jxr_keyword">public</strong> <a href="../../../../org/methodize/nntprss/plugin/ItemProcessor.html">ItemProcessor</a>[] getItemProcessors() {
<a name="431" href="#431">431</a>         <strong class="jxr_keyword">return</strong> itemProcessors;
<a name="432" href="#432">432</a>     }
<a name="433" href="#433">433</a> 
<a name="434" href="#434">434</a> }
</pre>
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